The Bay State senator was telling a group of business and civic leaders in town at his invitation about the “bizarre’’ tale of how South Carolina Gov. Mark Sanford had “disappeared for four days’’ and claimed to be hiking along the Appalachian Trail, but no one was really certain of his whereabouts.

“Too bad,’’ Kerry said, “if a governor had to go missing it couldn’t have been the governor of Alaska. You know, Sarah Palin.’’